[    1.823203] ip (254) used greatest stack depth: 12712 bytes left
[    1.874810] ip (259) used greatest stack depth: 12168 bytes left
[   52.278744] netem: version 1.3
[  165.939305] sched: DL replenish lagged too much
[  369.954528] ip (8344) used greatest stack depth: 12120 bytes left
[  562.152035] tc (16938) used greatest stack depth: 11856 bytes left